From 221ee59f794e556881ef52b215e87596b8835eb5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bartosz=20Ko=C5=9Bci=C3=B3w?= <kosci1@gmail.com>
Date: Thu, 18 May 2017 18:28:14 +0200
Subject: [PATCH] rotaion for ili9325

---
 gfxlcd/driver/ili9325/ili9325.py | 36 +++++++++++++++++++++++++++++---
 1 file changed, 33 insertions(+), 3 deletions(-)

diff --git a/gfxlcd/driver/ili9325/ili9325.py b/gfxlcd/driver/ili9325/ili9325.py
index 7e4330a..7182881 100644
--- a/gfxlcd/driver/ili9325/ili9325.py
+++ b/gfxlcd/driver/ili9325/ili9325.py
@@ -6,9 +6,33 @@ from gfxlcd.abstract.chip import Chip
 
 class ILI9325(Area, Chip):
     """Class for ILI9325 based LCD"""
+    rotations = {
+        0: {
+            'output': 0x0100,
+            'mode': 0x1038,
+            'output2': 0xa700
+        },
+        90: {
+            'output': 0x0000,
+            'mode': 0x1038,
+            'output2': 0xa700
+        },
+        180: {
+           'output': 0x0000,
+           'mode': 0x1038,
+           'output2': 0x2700
+        },
+        270: {
+            'output': 0x0100,
+            'mode': 0x1038,
+            'output2': 0x2700
+        }
+    }
+
     def __init__(self, width, height, driver):
         Chip.__init__(self, width, height, driver, True)
         Area.__init__(self, driver)
+        self.rotation = 270
 
     def _converted_background_color(self):
         """color from 8-8-8 to 5-6-5"""
@@ -36,13 +60,16 @@ class ILI9325(Area, Chip):
         # ************* ILI9325C/D **********
         # set SS and SM bit
         self.driver.cmd(0x0001, None)
-        self.driver.data(0x0100, None)
+        self.driver.data(self.rotations[self.rotation]['output'], None)
+
         # set 1 line inversion
         self.driver.cmd(0x0002, None)
         self.driver.data(0x0200, None)
+
         # set GRAM write direction and BGR=1
         self.driver.cmd(0x0003, None)
-        self.driver.data(0x1030, None)
+        self.driver.data(self.rotations[self.rotation]['mode'], None)
+
         # Resize register
         self.driver.cmd(0x0004, None)
         self.driver.data(0x0000, None)
@@ -145,7 +172,8 @@ class ILI9325(Area, Chip):
         self.driver.data(0x013F, None)
         # Gate Scan Line
         self.driver.cmd(0x0060, None)
-        self.driver.data(0xA700, None)
+        self.driver.data(self.rotations[self.rotation]['output2'], None)
+
         # NDL, VLE, REV
         self.driver.cmd(0x0061, None)
         self.driver.data(0x0001, None)
@@ -178,6 +206,8 @@ class ILI9325(Area, Chip):
 
     def _set_area(self, pos_x1, pos_y1, pos_x2, pos_y2):
         """select area to work with"""
+        if self.rotation == 90 or self.rotation == 270:
+            pos_x1, pos_y1, pos_x2, pos_y2 = pos_y1, pos_x1, pos_y2, pos_x2
         self.driver.cmd(0x0020, None)
         self.driver.data(pos_x1, None)
         self.driver.cmd(0x0021, None)